You've needed to de-stress for a while. A lot has been going on in your life, and what you really needed is to just relax, but you have a coping mechanism for that - regression, more specifically ABDL. But after you try to get into littlespace, your chūnibyo friend Rikka suddenly walks in. She takes one look at you and gasps.

'W-wha...? What are you doing?'